P1690 Diagnostic Trouble Code Discussion for May 2008
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| Help Request | Posted | |
| 2002 Dodge Ram 2500 5.9L Misfire VIN: 3B7KF23602 P1690: Injection pump speed doesnt agree with ecm ckp speed. ... during take off in first gear, it hit just under 3000 rpm and missed just slightly. Continued to drive and noticed the check engine light was on, pulled over and checked for codes p1690 is the only stored code. Is this a sign of injection pump failure or c... |
May 27, 2008 |
